With more than 2.75 million copies in print, this perennial bestseller is the most frequently updated of all North American bird field guides. Filled with hand-painted illustrations from top nature artists, this latest edition is poised to become an instant must-have for every serious birder in the United States and Canada. The 7th edition includes 37 new species for a total of 1,023 species; 16 new pages allow for 250 fresh illustrations, 80 new maps, and 350 map revisions. With taxonomy updated to recent significant scientific rearrangement, the addition of standardized banding codes, and text completely vetted by birding experts, this new edition will stand at the top of the list of birding field guides for years to come.